Embedhiei151409 views2010-10-02T02:11:20
When Sarah Kovac watches her son, Ethan, crawl or grab objects, she feels proud, but also has mixed emotions. Already, the 8-month-old has abilities Kovac never had.

"He relies on me, but he's already able to do things that I can't, which is kind of a strange combination of feelings," said Kovac, 26, of St. Joseph, Missouri.